<template>
	<view>
		<!-- 搜索组件 -->
		<view class="search-box">
			<my-search @click="gotoSearch"></my-search>
		</view>
		
		
		
		<!-- 轮播图的区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item, i) in swiperList" :key="i">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src"></image>
				</navigator>
			</swiper-item>
		</swiper>
		
		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
				<image :src="item.image_src" class="nav-img"></image>
			</view>
		</view>
		
		
		<!-- 楼层区域 -->
		<!-- 楼层的容器 -->
		<view class="floor-list"> 
			<!-- 每一个楼层的 item 项 -->
			<view class="floor-item" v-for="(item, i) in floorList" :key="i">
				<!-- 楼层的标题 -->
				<image :src="item.floor_title.image_src" class="floor-title"></image>
				<!-- 楼层的图片区域 -->
				<view class="floor-img-box">
					<!-- 左侧大图片的盒子 -->
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
					</navigator>
					<!-- 右侧四个小图片的盒子 -->
					<view class="right-img-box">
						<navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
							<image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}"></image>
						</navigator>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 这是轮播图的数据列表
				swiperList: [],
				// 分类导航的数据列表
				navList: [],
				// 楼层的数据
				floorList: []
			};
		},
		onLoad() {
			// 调用方法 获取轮播图的数据
			this.getSwiperList()
			this.getNavList()
			this.getFloorList()
		},
		methods: {
			async getSwiperList() {
				const {data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
				// 请求失败
				if(res.meta.status !== 200) return uni.$showMsg()
				
				
						this.swiperList = res.message
						uni.$showMsg('数据请求成功！')
				},
				async getNavList() {
					const {data: res} = await uni.$http.get('/api/public/v1/home/catitems')
					if(res.meta.status !== 200) return uni.$showMsg()
					this.navList = res.message
				},
				navClickHandler(item) {
					if(item.name === '分类') {
						uni.switchTab({
							url: '/pages/cate/cate'
						})
					}
				},
				// 获取首页楼层数据的方法
				async getFloorList() {
					const {data: res} = await uni.$http.get('/api/public/v1/home/floordata')
					if(res.meta.status !== 200) return uni.$showMsg()
					
					// 对数据进行处理
					res.message.forEach(floor => {
						floor.product_list.forEach(prod => {
							prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
						})
					})
					this.floorList = res.message
				},
				gotoSearch() {
					uni.navigateTo({
						url: '/subpkg/search/search'
					})
				}
			}
		}
</script>

<style lang="scss">
swiper {
	height: 330rpx;
	.swiper-item,
	image {
		width: 100%;
		height: 100%;
	}
}


.nav-list {
	display: flex;
	justify-content: space-around;
	margin: 15px 0;
	
.nav-img {
	width: 128rpx;
	height: 140rpx;
	}
}

.floor-title {
	width: 100%;
	height: 60rpx;
}

.right-img-box {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-around;
}


.floor-img-box {
	display: flex;
	padding-left: 10rpx;
}

.search-box {
	position: sticky;
	top: 0;
	z-index: 999;
}
</style>
